CN2378993Y

CN2378993Y - Sun umbrella

Info

Publication number: CN2378993Y
Application number: CN 99206455
Authority: CN
Inventors: 林耀钦
Original assignee: YAZHOU UMBRELLA INDUSTRY Co Ltd
Current assignee: YAZHOU UMBRELLA INDUSTRY Co Ltd
Priority date: 1999-04-01
Filing date: 1999-04-01
Publication date: 2000-05-24
Anticipated expiration: 2009-04-01

Abstract

The utility model relates to a sun umbrella which is formed in the way that a group of double-layer umbrella cloth which is composed of a main umbrella cloth and an auxiliary umbrella cloth are covered on an expandable and foldable umbrella frame, wherein the main umbrella cloth fixedly arranged on the umbrella frame is smaller than the full umbrella surface; the auxiliary umbrella cloth is in a ring shape matched with the outer ring part of the full umbrella surface, and the inner circumference of the auxiliary umbrella cloth is additionally extended with a plurality of convex parts of which the number correspond to the number of main umbrella bones. The main umbrella cloth and the auxiliary umbrella cloth are concentrically covered on the umbrella frame, are positioned at the convex parts of the auxiliary umbrella cloth at the inner side, and are combined and connected fixedly; thus, air intake gaps between the main umbrella cloth and the auxiliary umbrella cloth can be enlarged, and the ventilation and the convection effects of the umbrella are improved.

Description

A kind of sunshade

The utility model relates to a kind of parachute kit, refers to a kind of sunshade that makes this sunshade have the splendid ventilation effect of tool of splendid ventilating air permeability especially.

The kind of parachute kit can be divided into substantially according to its purposes and hides the sunshade two big classes that umbrella that rain uses and simple sunshade are used, wherein in order to the sunshade of shielded from sunlight, early stage structure kenel is to have the umbrella cloth that one group of deployable umbrella stand that folds and a slice can be covered high light, wherein umbrella stand is that several the movable umbrella frames that are pivoted on a umbrella bar make it constitute a deployable framework that folds, and umbrella cloth is to cover on umbrella frame, and can under umbrella stand launches to support, form an obstruct face, use as the usefulness of covering sunburst.

Because sunshade is in order to avoid on the sunshine shining directly person, so umbrella cloth of early stage sunshade, the light tight cloth body that mostly is single-layer type is made, just in order to make umbrella cloth reach lighttight purpose, the umbrella cloth of selecting for use is organized all comparatively fine and closely woven, so its gas permeability is relatively poor, also therefore, the hand-held sunshade of people is when sunlight is walked down, air convection current effectively in its umbrella, again in addition sunshine shining directly on umbrella cloth and gather high temperature, so in umbrella, can form a stuffy sultry state, sense of discomfort that easily causes the user to use like this.

Therefore, for improving the air permeable effect of parachute kit, at present, existing people's development and Design goes out the ventilation sunshade that several are multi-layer umbrella cloth structure, wherein as shown in Figure 7 a kind of, the umbrella cloth 3 of this sunshade comprises main chute cloth 30 and secondary umbrella cloth 31, and main chute cloth 30 is the full umbrella cover kenel after the main umbrella skeleton 41 of cooperation umbrella stand 40 launches, and forms a scarce empty portion 301 in the position of 41 of corresponding each adjacent main umbrella skeletons; Secondary umbrella cloth 31 is less than main chute cloth 30, and be and main chute cloth 30 concentric covering on the main umbrella skeleton 41 of umbrella stand 40, and secondary umbrella cloth 31 and cover the empty portion 301 that lacks in the outside, umbrella cloth 3 structural designs of the above-mentioned multi-layer of mat, when sunshade launches to use, air can be flowed into via the gap of 30 of the outer portion 311 of secondary umbrella cloth 31 and main chute cloth, lack empty portions 301 through main chute cloth 30 again and flow into space in the umbrellas, to reach the purpose that promotes the umbrella inner air flow.

Another kind of ventilation sunshade, as shown in Figure 8, the umbrella cloth 5 of this sunshade also comprises main chute cloth 50 and secondary umbrella cloth 51, and main chute cloth 50 is for cooperating the full umbrella cover kenel after main umbrella skeleton 61 launches, its position, stage casing and be provided with the bigger gauze 501 of a ring hole order; Secondary umbrella cloth 51 less than main chute cloth 50 and with main chute cloth 50 concentric covering on the main umbrella skeleton 61 that is consolidated in umbrella stand 60, the gauze district 501 that makes main chute cloth 50 is simultaneously covered in the outside by secondary umbrella cloth 51, umbrella cloth 5 designs of the above-mentioned multi-layer of mat, when launching to use, air can flow into via the gap of 50 of secondary umbrella cloth 51 outer peripheral edges 511 and main chute cloth, and flow into space in the umbrellas through main chute cloth 50 gauze districts 501, to promote the cross-ventilation in the umbrella.

But, the ventilation sunshade of above-mentioned two kinds of tool multi-layer umbrella cloth structures, perhaps can reach the purpose that promotes the umbrella inner air convection, but owing to still come with some shortcomings in its structure, cause this sunshade that best ventilation effect not only can't be provided, have the loaded down with trivial details inconvenience of assembly simultaneously and use shortcomings such as material is many, visiting its reason can be summarized as follows:

1, the air intake gap is too small, cause the cross-ventilation poor effect: the master of above-mentioned two sunshades, secondary umbrella cloth is that folded with one heart establishing is fixed on the main umbrella skeleton, when umbrella stand launches, umbrella cloth props up down at the main umbrella skeleton that launches, umbrella cloth is tight state, so make the master, the overlapping part of secondary umbrella cloth is almost together smooth, make its air intake gap too narrow, umbrella cloth quality softness in addition, effectively strain under the power effect in nothing, when the umbrella cloth wind-engaging, main, secondary umbrella cloth is promptly easily together smooth because of the wind-force effect, cause the convection current air to enter space in the umbrella through this gap in large quantities, so the effect of air draught convection current is unclear in its umbrella.

2, the required material of umbrella cloth is many: in the multi-layer umbrella cloth structure of this two sunshade, main chute cloth and secondary umbrella cloth all adopt large-area material, and the overlapping area between major and minor umbrella is too much, causes the unnecessary waste of umbrella cloth material, and makes the required material cost of parachute kit higher.

3, fabrication schedule is too loaded down with trivial details: in the multi-layer umbrella cloth structure of this two sunshade, for making umbrella cloth have the effect of ventilating convection, on its main chute cloth, offer several scarce empty portions or connect and establish gross porosity purpose gauze, so, operation is numerous and diverse during the umbrella cloth processing and manufacturing, cause the time of its processing and manufacturing long partially, so the higher problem of manufacturing cost is arranged.

Main purpose of the present utility model is effectively to improve the shortcoming in the design of tradition ventilation sunshade, provides a kind of and widens air inlet and can effectively promote the sunshade of the splendid ventilation effect of tool of cross-ventilation effect.

For reaching above-mentioned purpose, the utility model is by the following technical solutions: a kind of sunshade, comprise umbrella stand and umbrella cloth, wherein umbrella stand is the deployable structure that folds that assemblies such as a umbrella bar, number main umbrella skeleton, number side umbrella frame are formed, the umbrella cloth that is mounted on the umbrella stand is then constituted by the multi-layer umbrella cloth of being made up of main chute cloth, secondary umbrella cloth, is characterized in:

Be fixedly arranged on the full umbrella cover after main chute cloth on the umbrella stand launches less than main umbrella skeleton,

Secondary umbrella cloth is the ring-type that is matched with full umbrella cover outer portion, and its annular radial length is to be slightly larger than the length of full umbrella cover outer peripheral edges to main chute cloth outer peripheral edges, and secondary umbrella cloth also extends protuberance with the main umbrella skeleton respective amount in inner peripheral,

Main chute cloth, secondary umbrella cloth cover with one heart on umbrella stand, be positioned at inboard secondary umbrella cloth protuberance and and close fixedly, and enlarge air intake gap person between main chute cloth and secondary umbrella cloth.

In the sunshade of the above-mentioned splendid ventilation effect of tool, the protuberance of secondary umbrella cloth can be the oblique shape of point towards the umbrella cloth center;

Umbrella stand can be in the terminal reinforcement rope that is linked to the side umbrella frame that is provided with of each main umbrella skeleton;

And umbrella stand can be multi-bended umbrella frame structure; Or be the umbrella frame structure that launches to be the quadrangle umbrella cover, and the secondary umbrella cloth protuberance in the umbrella cloth may extend to the umbrella cloth centre.

The utility model compared with the prior art advantage and good effect is very obvious.By above technical scheme as can be known, the utlity model has following advantage:

1, can effectively widen air inlet, promote the cross-ventilation effect: the utility model mainly is that the secondary umbrella cloth inner peripheral of mat umbrella cloth inboard forms protuberance design several corresponding main umbrella skeletons and that paste stitching, when being launched, umbrella cloth produces the active force that strains at secondary umbrella cloth inner peripheral, and widen air inlet gap between major and minor umbrella cloth in the mode of forcing, be beneficial to more ventilating air and flow into, with the effect of the ventilating convection that improves parachute kit via this big air inlet.

2, save the umbrella cloth material: umbrella cloth design of the present utility model, full umbrella cover after main chute cloth launches less than main umbrella skeleton, and secondary umbrella cloth is only for being slightly larger than the ring-type kenel of full umbrella cover outer peripheral edges to main chute cloth outer peripheral edges length, so major and minor umbrella cloth of the present utility model is the kenel less than full umbrella cover, so can make the required material of umbrella cloth reduce to minimum.

3, simple for production: because umbrella cloth of the present utility model only needs main chute is cut the full umbrella cover of making less than after the main umbrella skeleton expansion, secondary umbrella cloth is made and is slightly larger than the ring-type kenel of full umbrella cover outer peripheral edges to main chute cloth outer peripheral edges length, can cover on umbrella stand, and in the protruding cloth of secondary umbrella cloth slightly and joint close solid, can on umbrella cover, form big air inlet, establish ventilative gauze and need not on umbrella cloth, to cut the scarce empty portion of number ventilation or connect, so on making, have easy effect.

Further specify specific structural features of the present utility model and purpose below in conjunction with drawings and Examples:

Fig. 1 is the three-dimensional appearance structural representation of looking up of the present utility model.

Fig. 2 is a side-looking floor map of the present utility model.

Fig. 3 is the floor map of secondary umbrella cloth in the utility model.

Fig. 4 is the structural representation of the utility model tool reinforcement rope umbrella frame structure embodiment.

Fig. 5 is the structural representation of the utility model folding umbrella frame structure embodiment.

Fig. 6 is the structural representation of the utility model square umbrella frame structure embodiment.

Fig. 7 is the schematic perspective view of looking up of traditional sunshade structure ().

Fig. 8 is the schematic perspective view of looking up of traditional sunshade structure (two).

At first please cooperate and consult Fig. 1, sunshade of the present utility model comprises one a group of deployable umbrella stand that folds 1 and a multi-layer umbrella cloth 2, its umbrella stand 1 be a umbrella bar 10 cooperate go up the ring nest, ring nest, number main umbrella skeleton 11 and number side umbrella frame 12 etc. are combined into a deployable framework that folds down.

Multi-layer umbrella cloth 2 comprises main chute cloth 20 and secondary umbrella cloth 21, the full umbrella cover after its main chute cloth 20 launches less than main umbrella skeleton 11 and greater than side umbrella frame 12, and be hubbed at the position of main umbrella skeleton 11, and it be that 3/4 to 4/5 of full umbrella cover is best enforcement state substantially;

Secondary umbrella cloth 21 is the ring-type kenel of the full umbrella cover outer portion of a cooperation, its annular radial length is slightly larger than the length of full umbrella cover outer peripheral edges to 201 of main chute cloth 20 outer peripheral edges, again, secondary umbrella cloth 21 is convexly equipped with the protuberance 212 of several and main umbrella skeleton 11 respective amount in its inner peripheral 211 places, this protuberance 212 also is the oblique kenel of the apex of the heart in the umbrella cloth, makes this protuberance 212 have bigger wide cut in its nearly secondary umbrella cloth 21 inner peripheral places.

When group is established, please cooperate referring to Fig. 1 and Fig. 2, main chute cloth 20 and secondary umbrella cloth 21 concentric covering on the main umbrella skeleton 11 that is consolidated in umbrella stand 1, wherein main chute cloth 20 be positioned at the outside and with its outer portion small size be covered on 211 ones of the inner peripherals of secondary umbrella cloth 21, secondly also respectively corresponding each main umbrella skeleton 11 of each protuberance 212 of secondary umbrella cloth 21, gives drawing and subsides with secondary umbrella cloth 21 each protuberance 212 two ends, sewed up fixedly again in protuberance 212 broad positions, can be formed sunshade structure of the present utility model.

Through above structural design, when sunshade launches, umbrella cloth 2 promptly is open and flat tight shape under the main umbrella skeleton 11 of umbrella stand 1 props up, at this moment, be positioned at the secondary umbrella cloth 21 of umbrella cloth 2 inboards, because of its protuberance 212 wider parts are sewn the fixing active force that strains at that produces down, force secondary umbrella cloth 21 to form bigger space respectively in each protuberance 212 both sides, simultaneously under this strains at effect, make secondary umbrella cloth 21 inner peripherals 211 that are positioned at 11 of two adjacent main umbrella skeletons be pulled away from main chute cloth 20, make the master by this,

secondary umbrella cloth

20,21 air intake gap is able to be widened increase, and then air is able in a large number, successfully flow directly in the umbrella through this gap, and the effect that can effectively promote the umbrella inner air convection, and can alleviate sultry phenomenon in strong positive subumbrella by this.

In addition, the framework that umbrella stand of the present utility model also can be as shown in Figure 4, it is that each main umbrella skeleton 11 end of umbrella stand 1 are provided with the reinforcement rope 13 that is linked to side umbrella frame 12, via the setting of this reinforcement rope 13, makes this umbrella stand 1 have the effect of strengthening wind loading rating; Again, umbrella stand of the present utility model also can be as shown in Figure 5 multi-bended umbrella frame structure, wherein umbrella stand 1 can be eighty percent discount formula umbrella stand and umbrella rod structure, or can be three-bend umbrella stand and umbrella rod structure, make the collapsible smaller volume that folds into of sunshade of the present utility model, be beneficial to carrying, collecting of user; In addition, the utility model also can be used square umbrella stand 1 structure as shown in Figure 6, the protuberance 212 of secondary umbrella cloth 21 may extend to umbrella cloth 2 centre in its umbrella cloth 2, and protuberance 212 both sides are the part than the broadside position and turn over Zhe and fix, and uses at

main chute cloth

20 and 21 of secondary umbrella cloths and forms a bigger air inlet.

Claims

1, a kind of sunshade, this sunshade comprises umbrella stand and umbrella cloth, wherein umbrella stand is the deployable structure that folds that assemblies such as a umbrella bar, number main umbrella skeleton, number side umbrella frame are formed, and the umbrella cloth that is mounted on the umbrella stand is then constituted by the multi-layer umbrella cloth of being made up of main chute cloth, secondary umbrella cloth, it is characterized in that:

Full umbrella cover after the described main chute cloth that is fixedly arranged on the umbrella stand launches less than main umbrella skeleton,

Described secondary umbrella cloth is the ring-type that is matched with full umbrella cover outer portion, its annular radial length is to be slightly larger than the length of full umbrella cover outer peripheral edges to main chute cloth outer peripheral edges, secondary umbrella cloth also extends protuberance with the main umbrella skeleton respective amount in inner peripheral, main chute cloth, secondary umbrella cloth cover with one heart on umbrella stand, are positioned at inboard secondary umbrella cloth protuberance and and close fixed.

2, a kind of sunshade according to claim 1 is characterized in that: the protuberance of described secondary umbrella cloth is the oblique shape of point that is towards the umbrella cloth center.

3, a kind of sunshade according to claim 1 is characterized in that: described umbrella stand can be in the terminal reinforcement rope that is linked to the side umbrella frame that is provided with of each main umbrella skeleton.

4, a kind of sunshade according to claim 1, it is characterized in that: described umbrella stand can be multi-bended umbrella frame structure.

5, a kind of sunshade according to claim 1 is characterized in that: described umbrella stand can be the umbrella frame structure that launches to be the quadrangle umbrella cover, and the secondary umbrella cloth protuberance in the umbrella cloth may extend to the umbrella cloth centre.